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In MRP,under lot-for-lot ordering,the size of "planned-order receipts" are equal to:


A) "scheduled receipts."
B) "planned-order releases."
C) open orders already scheduled to be delivered.
D) "gross requirements."
E) None of the choices.

F) A) and E)
G) A) and D)

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Which one of the following is not an input in an MRP system?


A) Planned-order releases
B) Bill of materials
C) Master production schedules
D) Inventory on-hand, open orders and lead times
E) All are inputs

F) A) and B)
G) A) and C)

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What is the lot size for the second order using the part-period method?


A) 80
B) 150
C) 170
D) 250
E) 230

F) None of the above
G) B) and E)

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ERP systems are based on software modules for various functional areas of a business such as purchasing,production planning,and supply chain management.

A) True
B) False

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In MRP processing the difference between a planned-order release and the planned-order receipt is:


A) level of safety stock.
B) scheduled receipts of open orders.
C) timing as per the lead time.
D) a one is a forecast and the other is actual.
E) the level of net requirements.

F) B) and E)
G) A) and E)

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ERP packages are intended to fit established ways of doing business,but some modifications to business processes or the ERP software are typically required.

A) True
B) False

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Independent demand tends to be more sporadic or "lumpy" than dependent demand.

A) True
B) False

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A process designed to handle purchasing and scheduling the production of dependent-demand components is:


A) economic part-period (EPP) .
B) lot-for-lot (LFL) .
C) economic order quantity (EOQ) .
D) material requirements planning (MRP) .
E) economic run size (ERS) .

F) A) and D)
G) B) and C)

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Under fixed-interval lot sizing,order sizes for component parts are determined based on which one of the following?


A) Gross requirements for one period.
B) Net requirements for some predetermined number of periods.
C) Economic order quantity for one period.
D) Gross requirements - net requirements for a predetermined number of periods.
E) Net requirements - amount on-hand for a predetermined number of periods.

F) A) and B)
G) C) and E)

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What is the correct sequence to go from the broadest to the most detailed form of operations planning?


A) MRP » MPS » ERP
B) ERP » MRP » MPS
C) ERP » MPS » MRP
D) MPS » ERP » MRP
E) MPS » MRP » ERP

F) All of the above
G) A) and B)

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The MRP approach that immediately updates only those records directly affected by a change is referred to as a(n) :


A) regenerative MRP.
B) batch-type MRP.
C) Plossl-Wright system.
D) net-change MRP.
E) gross-change MRP.

F) C) and D)
G) B) and D)

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Safety time is sometimes used in MRP rather than safety stock.

A) True
B) False

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The master production schedule (MPS)states which product components are to be produced.

A) True
B) False

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An assembly-time chart indicates gross and net requirements.

A) True
B) False

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MRP II is simply a label for current,more advanced versions of software applications for MRP.

A) True
B) False

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Ignoring the possibility of safety stock requirements,which one of the following most closely describes the calculation of net requirements for an item in MRP?


A) Gross requirements - projected on-hand - scheduled receipts
B) Gross requirements - scheduled receipts
C) Gross requirements - order releases + amount on-hand
D) Gross requirements - planned order releases
E) Gross requirements -projected on-hand + planned order releases

F) B) and C)
G) None of the above

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A regenerative MRP is one that is updated continuously.

A) True
B) False

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A bill of material contains a listing of all the raw materials,parts,and subassemblies needed to produce one unit of an end item.

A) True
B) False

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A master production schedule (MPS)is the principal output developed from MRP systems.

A) True
B) False

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Which of the following are accurate statements concerning MPS,MRP and capacity requirements planning (CRP) ? I.CRP is equivalent to a master production schedule (MPS) . II.CRP is needed to determine if an MPS is feasible. III.CRP is an input to MRP. IV.Planned-order releases from MRP are the inputs for CRP.


A) I and II
B) I, II, and III
C) II and IV
D) II, III, and IV
E) I, II, III, and IV

F) B) and C)
G) None of the above

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